Safety requirements for electronic flash apparatus for photographic purposes
Applies to the following electronic flash apparatus for photographic purposes, having a stored energy not exceeding 2 000 J, together with associated apparatus and not intended to be subjected to dripping or splashing: apparatus of the single flash type; apparatus for the illumination of sequential photographic exposures; battery chargers and supply units to be used in connection with electronic…
Describes the methods of testing the magnetic properties of aerial (antenna) rods having substantially circular cross-section and used in broadcast receivers.